199415440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20947}}^1$

素因数の和:20984

約数の個数: 80

約数和(自身を含む): 561071232

約数和(自身を除く): 361655792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 9520, 20947, 41894, 83788, 104735, 146629, 167576, 209470, 293258, 335152, 356099, 418940, 586516, 712198, 733145, 837880, 1173032, 1424396, 1466290, 1675760, 1780495, 2346064, 2492693, 2848792, 2932580, 3560990, 4985386, 5697584, 5865160, 7121980, 9970772, 11730320, 12463465, 14243960, 19941544, 24926930, 28487920, 39883088, 49853860, 99707720, 199415440]

約数ペア:

[(1, 199415440), (2, 99707720), (4, 49853860), (5, 39883088), (7, 28487920), (8, 24926930), (10, 19941544), (14, 14243960), (16, 12463465), (17, 11730320), (20, 9970772), (28, 7121980), (34, 5865160), (35, 5697584), (40, 4985386), (56, 3560990), (68, 2932580), (70, 2848792), (80, 2492693), (85, 2346064), (112, 1780495), (119, 1675760), (136, 1466290), (140, 1424396), (170, 1173032), (238, 837880), (272, 733145), (280, 712198), (340, 586516), (476, 418940), (560, 356099), (595, 335152), (680, 293258), (952, 209470), (1190, 167576), (1360, 146629), (1904, 104735), (2380, 83788), (4760, 41894), (9520, 20947)]